Nevertheless, the boys kept their eyes alert as they walked on.

Randall was watching me, eyes alert for any signs of weakening.

He shifted the child to his left hip and continued on, more slowly now, eyes alert for any movement in the dense bushes around him.

He heard it before either his eyes or his nose could alert him.

The smile was amused, the eyes alert A man who had charm for all except his daughter.

Nothing moved about the travelers as they marched in silence, their eyes and ears alert to anything out of the ordinary.

He looked up and down the street, eyes alert for an ambush.

He raced toward Derai's position, keeping the wall close to his side, eyes alert for any sign of danger.

"We ain't seen him neither," another man spoke up, his eyes alert with interest.

I walked slowly beside the stream, eyes alert as always for anything useful.